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| author | Guy Levi <guyle@mellanox.com> | 2017-08-17 14:50:49 +0200 |
|---|---|---|
| committer | Doug Ledford <dledford@redhat.com> | 2017-08-24 22:27:11 +0200 |
| commit | f9bfea992e7d7557c40a58e8536ad8c6f177de25 (patch) | |
| tree | 50c7e001203507873170255b22697aae65f6a9c9 /drivers/infiniband | |
| parent | IB/mlx4: Remove redundant attribute in mlx4_ib_create_qp_rss struct (diff) | |
| download | linux-f9bfea992e7d7557c40a58e8536ad8c6f177de25.tar.xz linux-f9bfea992e7d7557c40a58e8536ad8c6f177de25.zip | |
IB/mlx4: Check that reserved fields in mlx4_ib_create_qp_rss are zero
According to mlx4 convention, need to fail the command due to a non-zero
value in the user data which is expected to be zero.
Fixes: 3078f5f1bd8b ("IB/mlx4: Add support for RSS QP")
Signed-off-by: Guy Levi <guyle@mellanox.com>
Signed-off-by: Leon Romanovsky <leon@kernel.org>
Signed-off-by: Doug Ledford <dledford@redhat.com>
Diffstat (limited to 'drivers/infiniband')
| -rw-r--r-- | drivers/infiniband/hw/mlx4/qp.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/infiniband/hw/mlx4/qp.c b/drivers/infiniband/hw/mlx4/qp.c index c3958fcfed75..1ac148ddb250 100644 --- a/drivers/infiniband/hw/mlx4/qp.c +++ b/drivers/infiniband/hw/mlx4/qp.c @@ -812,6 +812,9 @@ static struct ib_qp *_mlx4_ib_create_qp_rss(struct ib_pd *pd, return ERR_PTR(-EFAULT); } + if (memchr_inv(ucmd.reserved, 0, sizeof(ucmd.reserved))) + return ERR_PTR(-EOPNOTSUPP); + if (ucmd.comp_mask || ucmd.reserved1) return ERR_PTR(-EOPNOTSUPP); |